Home / 2,790,847.60-4,186,271.40-2,743,608.40

Finding the Fourth Proportional to 2,790,847.60, 4,186,271.40 and 2,743,608.40

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Solution

The fourth proportional to 2,790,847.60, 4,186,271.40 and 2,743,608.40 is: 4,115,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,847.60 : 4,186,271.40 = 2,743,608.40 : x
  2. Step 2: Convert to fraction form
    2,790,847.60/4,186,271.40 = 2,743,608.40/x
  3. Step 3: Cross multiply
    2,790,847.60x = 4,186,271.40 × 2,743,608.40
  4. Step 4: Simplify right side
    2,790,847.60x = 11,485,489,377,719.76
  5. Step 5: Solve for x
    x = 11,485,489,377,719.76/2,790,847.60
  6. Step 6: Final answer
    x = 4,115,412.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.